TX TPH Calibration Standard (High End) Back Catalog number: 95155 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 681123 Dihydroergotamine mesylate, 50mg Price on request 3268.19-K-IO Methyl 9-cis-12-cis-octadecadienoate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 112-63-0 Price on request 679197 Ethiprole, 100mg Price on request